geological cycle

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geological cycle

(Geological Science) the series of events in which a rock of one type is converted to one or more other types and then back to the original type. Also called: rock cycle

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

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rock cycle

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27 November - London (UK): 'Carbon: The deep geological cycle and its effect on the air we breathe'.aThis one day meeting, organised by The Geological Society, will highlight the role of the geological sciences in understanding the Earth's deep carbon cycle.

AGENDA

In these global meteorological and geological cycles are the components of a possible biosphere, including potential niches for exotic biochemistry.

Life on Saturn's moons? Two worlds will allow us to test contrasting views of planetary habitability

between the atmosphere and the land, ocean surface and vegetation) and geological cycles (exchanges with the deep ocean, sediments and rocks, including the formation - but not the combustion - of 'fossil fuels').